Specifications

Simple structure

Reasonable price

Anticorrosive

Remarkable ability of water tightness

Easy to install

Description

BUNSUISEN is a useful device for irrigation and drainage system made of polyvinyl chloride (PVC)
which makes you easier to regulate of water flow in the canal around the paddy field.
It has been developed through a special study for the purpose of simplified operation of water control in paddy field. Because this is made of PVC, this product has ability of water tightness, anticorrosive and durable as a feature.

Installation

In case of cast-in-place concrete canal:

1. First, make a round opening larger than the size ØG of BUNSUISEN socket at the same time as concrete canal is constructed.

2. After concrete is dried out, insert BUNSUISEN into the opening of concrete wall calking with cement mortar or other bonding agent.

3. Install conduit (under drain pipe for water supply) to BUNSUISEN.

* can change the order between 2 and 3 depending on the site condition.

In case of concrete flume canal:

1. Drill a hole larger than the size of ØG of BUNSUISEN socket.

2. Insert BUNSUISEN into the opening of concrete wall calking with cement mortar or other bonding agent.

3. Install conduit (under drain pipe for water supply) to BUNSUISEN.

* can change the order between 2 and 3 depending on the site condition.

In an earthen canal:

1. Encase tightly around BUNSUISEN in concrete.

2. Install conduit (under drain pipe for water supply) to BUNSUISEN.

* can change the order between 1 and 2 depending on the site condition.

Case study

You can adjust the water level of paddy field with 2 products.HAISUITOU is nomally use for paddy field with BUNSUISEN (refer to below picture).BUNSUISEN is set up at inlet port, On the contrary HAISUITOU is put on outlet point.

Remarks

Standard type of BUNSUISEN series A is suitable to fit on VP pipe and VU pipe which is Japanese PVC pipe in accordance with standard of JIS. Even if it is not applicable for the reason of socket size, BUNSUISEN series B is possible alternative product which is more flexible to be installed. (Please search [BUNSUISEN Series B])

It is not applicable where the depth of product installed from high water level is deeper than 50cm.

It is not applicable in rapid flow river, ocean and quay wall.

It is not applicable where there are many trash or floating substances around.

Structure

This equipment consists of cylinder (socket), a rectangular flange and circular plate.

The cylinder is to be connected to a conduit pipe made of PVC or any other pipe.

In order to control water flow into the conduit pipe, the circular plate can be rotated around a fixed screw connected to the flange.

Color : grayMaterial : ABS SUS304Designed depth : not applicable in the place of deeper than 50 cm from high water levelWorking condition : -10 - 70 (ABS)